Fujitsu FR81S User Manual
CHAPTER 40: MULTI-FUNCTION SERIAL INTERFACE
4. Registers
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : MULTI-FUNCTION SERIAL INTERFACE
FUJITSU SEMICONDUCTOR CONFIDENTIAL
69
CSDS
15
CSDS
14
CSDS
13
CSDS
2
CSDS
1
CSDS
0
Minimum deselect time
0
0
0
0
0
0
No minimum deselect time
0
0
0
0
0
1
1×
Serial chip select timing
operating clock
0
0
0
0
1
0
2×
Serial chip select timing
operating clock
1
1
1
1
1
0
65534×
Serial chip select timing
operating clock
1
1
1
1
1
1
65535×
Serial chip select timing
operating clock
Notes:
⋅
These bits can be changed only when transmission and reception are disabled (SCR:TXE=RXE="0").
⋅
In the slave mode (SCR:MS="1"), setting these bits has no effect.
MB91520 Series
MN705-00010-1v0-E
1382